Re: [linux-usb-devel] USB statistics

2005-11-14 Thread Alan Stern
On Mon, 14 Nov 2005, Aras Vaichas wrote: > I think they meant raw = "bit errors", net = "data did not arrive at all" > (within some timeout period). Bit errors would be reported "somewhere" and > other errors would be handle by my test application at the highest level. > > The test department w

Re: [linux-usb-devel] USB statistics

2005-11-13 Thread Aras Vaichas
Alan Stern wrote: On Fri, 11 Nov 2005, Aras Vaichas wrote: Hi, my test department tells me that they need to perform immunity tests on the hardware and therefore I will need to collect statistics on the USB data being transferred. ... SNIP ... *(h) For production testing, we would want t

Re: [linux-usb-devel] USB statistics

2005-11-13 Thread Aras Vaichas
David Brownell wrote: > On Thursday 10 November 2005 8:14 pm, Aras Vaichas wrote: > >> *(h) For production testing, we would want to send a fixed amount of data, and check the raw and net error rates. >> >> Can you please add a 'raw and net bit error count' monitoring output. This will allow

Re: [linux-usb-devel] USB statistics

2005-11-13 Thread Aras Vaichas
Greg KH wrote: On Fri, Nov 11, 2005 at 03:14:02PM +1100, Aras Vaichas wrote: Hi, my test department tells me that they need to perform immunity tests on the hardware and therefore I will need to collect statistics on the USB data being transferred. What is "immunity tests"? ESD (Electro

Re: [linux-usb-devel] USB statistics

2005-11-11 Thread Alan Stern
On Fri, 11 Nov 2005, Aras Vaichas wrote: > Hi, > > my test department tells me that they need to perform immunity tests on the > hardware and therefore I will need to collect statistics on the USB data > being > transferred. > > Can this be done? Do the USB drivers export these sorts of stati

Re: [linux-usb-devel] USB statistics

2005-11-11 Thread David Brownell
On Thursday 10 November 2005 8:14 pm, Aras Vaichas wrote: > 2. Monitor the data transfer to check if: > (a) data is transferred with no errors; > (b) data is transferred with errors, but then data is re-sent > successfully; > (c) data is lost. For (a) plus the "re-sent" part of (b),

Re: [linux-usb-devel] USB statistics

2005-11-11 Thread Greg KH
On Fri, Nov 11, 2005 at 03:14:02PM +1100, Aras Vaichas wrote: > Hi, > > my test department tells me that they need to perform immunity tests on the > hardware and therefore I will need to collect statistics on the USB data > being transferred. What is "immunity tests"? > Can this be done? Do t